The Francis Cooke Society honors the memory of Mayflower passenger Francis Cooke, serves as a means for descendants to exchange information, and plans to assist members in obtaining proof of descendancy to meet the guidelines of the General Society of Mayflower Descendants.

Dedicated to Henry Samson of Henlow, Bedfordshire, England, who arrived in New England as a 16 year old on the ship Mayflower in 1620, his descendants, his and his wife's ancestors, sites associated with this family, their biographical history, their artifacts when discovered, memorials dedicated to them, and reports of the activities of the Samson Kindred.

The purpose is to research and accurately document Edmund Chandler of Duxbury, Massachusetts, USA, his origins, and descendants. Edmund was a Separatist and was part of the same Pilgrim group as those who arrived on the Mayflower, only he was a later arrival.